COMMON STOCK PURCHASE WARRANT To Purchase __________ Shares of Common Stock of Mpower Holding Corporation THIS COMMON STOCK PURCHASE WARRANT (the "Warrant") CERTIFIES that, for value received, _____________ (the "Holder"), is entitled, upon the terms...Common Stock Purchase Warrant • April 23rd, 2004 • Mpower Holding Corp • Telephone communications (no radiotelephone) • New York
